Iodine is a software that let’s you tunnel IPv4 data through a DNS server. If you’re wondering why on earth you’d ever need such a thing, read here. You basically need a client (in my case an Apple MacBook Air) and a Linux server (see here for some super cheap low end Linux VPS boxes) to start off. Please see one of the tutorials on how to setup the Iodine daemon (iodined) on the Linux server. In this post I’m focusing on the client setup for OS X.

Iodine can be easily compiled using Xcode but I’m providing the binaries in this site’s download area for your convenience. You also need to install a tunnel device on the OS X client. Check out the TunTap virtual interface device kernel extension. Read more »